CN109600571B - Multimedia resource transmission test system and multimedia resource transmission test method - Google Patents
Multimedia resource transmission test system and multimedia resource transmission test method Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0852—Delays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
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Abstract
The invention provides a multimedia resource transmission test system and a multimedia resource transmission test method, wherein the multimedia resource transmission test system comprises: the system comprises a multimedia resource terminal with a serial interface, a plurality of multimedia resource terminals and a plurality of communication terminals, wherein the serial interface is used for accessing the plurality of multimedia resource terminals in series and realizing resource interaction among the multimedia resource terminals; the control module is provided with a user interaction module, a communication interface of the user interaction module is connected to a data interaction interface of any multimedia resource terminal, and the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface. By the technical scheme of the invention, the test range of high-capacity concurrent test is improved, the test effect is more visual, and meanwhile, the test process is closer to the actual playing scene of multimedia resources.
Description
Technical Field
The invention relates to the technical field of testing, in particular to a multimedia resource transmission testing system and a multimedia resource transmission testing method.
Background
For a video conference server, the concurrency capacity is a very important index, and with the popularization of video conferences, there may be hundreds or even thousands of video terminals concurrently accessing the server. Therefore, in the development stage of the server, a test tool is needed to simulate the situation of high-capacity access concurrency.
In the related art, due to the limitation of bandwidth and the number of hardware interfaces of a server, most concurrent capacity test schemes are limited to the concurrent impact of signaling concurrency and audio and video media streams, and therefore, no effective scheme for realizing the test on parameters such as the actual transmission effect, the delay condition, the interactive response condition and the like of a simulation access video terminal exists.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, an object of the present invention is to provide a multimedia resource transmission test system.
Another object of the present invention is to provide a multimedia resource transmission testing method.
In order to achieve the above object, according to an embodiment of a first aspect of the present invention, there is provided a multimedia resource transmission test system, including: the system comprises a multimedia resource terminal with a serial interface, a plurality of multimedia resource terminals and a plurality of communication terminals, wherein the serial interface is used for accessing the plurality of multimedia resource terminals in series and realizing resource interaction among the multimedia resource terminals; the control module is provided with a user interaction module, a communication interface of the user interaction module is connected to a data interaction interface of any multimedia resource terminal, and the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface.
In the technical scheme, the multimedia resource terminals with the serial interfaces are arranged, the serial interfaces are used for serially accessing the multimedia resource terminals and realizing resource interaction among the multimedia resource terminals, the resource interaction is substantially that all the accessed multimedia resource terminals are serially connected with the multimedia resource terminals for circularly transmitting the multimedia resource, the interaction of the multimedia resource is equivalently carried out concurrently, the I/O interfaces in the control module are not excessively occupied, and meanwhile, the multimedia resource terminals do not need to carry out data interaction with the control module in real time, so that the occupation of a communication channel is reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
In addition, the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface, namely the user interaction module can capture the multimedia resources and the transmission parameters at any time, so that the influence of any multimedia resource terminal on the transmission process can be analyzed, and meanwhile, the multimedia resources can be displayed to a tester in real time, and therefore, the test result is closer to the actual video conference communication scene.
The user interaction module is provided with a video playing interface, an audio player and a control key and is respectively used for playing video data and audio data and acquiring a control instruction of a user.
Those skilled in the art will understand that the I/O Interface may specifically be a Composite Video Broadcast Signal Interface (CVBS), a terminal Interface (S-Video, Separate Video), a line-by-line component terminal Interface (YPrPb), a Digital Video Interface (DVI, Digital Video Interface), a Digital Serial Interface (SDI), a High Definition Multimedia Interface (HDMI), or other custom Video interfaces, and the Video input port and the Video output port may also be data interfaces capable of transmitting Video content, such as a network port, a Universal Serial BUS (USB) Interface, and the like.
In any of the above technical solutions, preferably, the method further includes: after a plurality of multimedia resource terminals are connected in series, the control module analyzes the transmission parameter of the first multimedia resource terminal to determine the starting moment of sending the multimedia resource; the control module analyzes the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource; the control module determines the time interval for any multimedia resource terminal to forward the multimedia resources according to the transmission parameters; the control module calculates the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
In the technical scheme, the control module calculates the network delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval, and since the plurality of multimedia resource terminals are serially connected to transmit the multimedia resources in a unidirectional cycle, for example, the time for transmitting the multimedia resources between any two adjacent multimedia resource terminals is about 500 milliseconds, 2000 multimedia resource terminals are serially connected, the total network delay determined by the control module is 1000000 milliseconds, and because the accumulated total network delay is large in value, the interference of a tiny signal can be ignored, that is, the accuracy of the network delay can be improved.
In any of the above technical solutions, preferably, the method further includes: responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request by a control module, and recording the multimedia resource terminal serving as the data source as a target terminal; the control module sends the request to the target terminal according to the identification information; and the control module receives the multimedia resources responded by the target terminal to the request feedback, and plays or displays the received multimedia resources through the user interaction interface.
In the technical scheme, by responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, receiving the multimedia resource fed back by a target terminal responding to the request, and playing or displaying the received multimedia resource through the user interaction interface, a tester can visually check the actually transmitted multimedia resource in the concurrent capacity testing process through the user interaction interface, namely, the playing condition of the multimedia resource on any multimedia resource terminal participating in the test can be flexibly checked, so that the testing process is closer to the actual multimedia resource application scene.
In any of the above technical solutions, preferably, the method further includes: after receiving the multimedia resource, the control module analyzes the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate; and the control module determines the network concurrency according to the data interaction capacity of the target terminal.
In the technical scheme, the control module detects the data interaction capacity of any target terminal in a probe mode, and the data interaction capacity can be determined by analyzing the attribute information of the multimedia resource, so that the data interaction capacity of any target terminal can be flexibly detected, the processing capacity of the target terminal on any attribute information can be detected in a targeted mode, such as aspects of fidelity, noise reduction, picture synthesis and the like, and further, the network concurrency is more accurately evaluated according to the data interaction capacities of all the target terminals.
In any of the above technical solutions, preferably, the method further includes: the multimedia resource terminal can execute a media processing process on the multimedia resource, wherein the media processing process comprises at least one of a decoding process, a scaling process, a picture synthesizing process, a caption superposition process, a special effect processing process and an encoding processing process.
According to a technical solution of a second aspect of the present invention, there is provided a multimedia resource transmission testing method, including: a plurality of multimedia resource terminals are connected in series to realize resource interaction among the multimedia resource terminals; multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals are acquired.
In the technical scheme, the multimedia resource terminals with the serial interfaces are arranged, the serial interfaces are used for serially accessing the multimedia resource terminals and realizing resource interaction among the multimedia resource terminals, the resource interaction is substantially that all the accessed multimedia resource terminals are serially connected with the multimedia resource terminals for circularly transmitting the multimedia resource, the interaction of the multimedia resource is equivalently carried out concurrently, the I/O interfaces in the control module are not excessively occupied, and meanwhile, the multimedia resource terminals do not need to carry out data interaction with the control module in real time, so that the occupation of a communication channel is reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
In addition, the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface, namely the user interaction module can capture the multimedia resources and the transmission parameters at any time, so that the influence of any multimedia resource terminal on the transmission process can be analyzed, and meanwhile, the multimedia resources can be displayed to a tester in real time, and therefore, the test result is closer to the actual video conference communication scene.
The user interaction module is provided with a video playing interface, an audio player and a control key and is respectively used for playing video data and audio data and acquiring a control instruction of a user.
Those skilled in the art will understand that the I/O Interface may specifically be a Composite Video Broadcast Signal Interface (CVBS), a terminal Interface (S-Video, Separate Video), a line-by-line component terminal Interface (YPrPb), a Digital Video Interface (DVI, Digital Video Interface), a Digital Serial Interface (SDI), a High Definition Multimedia Interface (HDMI), or other custom Video interfaces, and the Video input port and the Video output port may also be data interfaces capable of transmitting Video content, such as a network port, a Universal Serial BUS (USB) Interface, and the like.
In any of the above technical solutions, preferably, the method further includes: analyzing the transmission parameter of the first multimedia resource terminal to determine the starting moment of sending the multimedia resource; analyzing the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource; determining the time interval for any multimedia resource terminal to forward the multimedia resources according to the transmission parameters; and calculating the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
In the technical scheme, the control module calculates the network delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval, and since the plurality of multimedia resource terminals are serially connected to transmit the multimedia resources in a unidirectional cycle, for example, the time for transmitting the multimedia resources between any two adjacent multimedia resource terminals is about 500 milliseconds, 2000 multimedia resource terminals are serially connected, the total network delay determined by the control module is 1000000 milliseconds, and because the accumulated total network delay is large in value, the interference of a tiny signal can be ignored, that is, the accuracy of the network delay can be improved.
In any of the above technical solutions, preferably, the method further includes: responding to a request for viewing multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request, and recording the multimedia resource terminal serving as the data source as a target terminal; sending the request to the target terminal according to the identification information; and receiving the multimedia resources responded by the target terminal to request feedback, and playing or displaying the received multimedia resources through the user interaction interface.
In the technical scheme, by responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, receiving the multimedia resource fed back by a target terminal responding to the request, and playing or displaying the received multimedia resource through the user interaction interface, a tester can visually check the actually transmitted multimedia resource in the concurrent capacity testing process through the user interaction interface, namely, the playing condition of the multimedia resource on any multimedia resource terminal participating in the test can be flexibly checked, so that the testing process is closer to the actual multimedia resource application scene.
In any of the above technical solutions, preferably, the method further includes: after receiving the multimedia resource, analyzing the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate; and determining the network concurrency according to the data interaction capacity of the target terminal.
In the technical scheme, the control module detects the data interaction capacity of any target terminal in a probe mode, and the data interaction capacity can be determined by analyzing the attribute information of the multimedia resource, so that the data interaction capacity of any target terminal can be flexibly detected, the processing capacity of the target terminal on any attribute information can be detected in a targeted mode, such as aspects of fidelity, noise reduction, picture synthesis and the like, and further, the network concurrency is more accurately evaluated according to the data interaction capacities of all the target terminals.
In any of the above technical solutions, preferably, the method further includes: and controlling any multimedia resource terminal to execute a media processing process on the multimedia resource, wherein the media processing process comprises at least one of a decoding process, a zooming process, a picture synthesizing process, a subtitle overlaying process, a special effect processing process and an encoding processing process.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 shows a schematic diagram of a multimedia asset transmission test system according to one embodiment of the invention;
fig. 2 shows a schematic flow diagram of a multimedia asset transmission testing method according to an embodiment of the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The first embodiment is as follows:
fig. 1 shows a schematic diagram of a multimedia asset transmission test system according to an embodiment of the invention.
As shown in fig. 1, a multimedia resource transmission test system 400 according to an embodiment of the present invention includes: the system comprises a multimedia resource terminal with a serial interface, a plurality of multimedia resource terminals and a plurality of communication terminals, wherein the serial interface is used for accessing the plurality of multimedia resource terminals in series and realizing resource interaction among the multimedia resource terminals; the control module 300 is provided with a user interaction module 302, and a communication interface of the user interaction module 302 is connected to a data interaction interface of any multimedia resource terminal, wherein the user interaction module 302 can obtain multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface.
In the technical solution, by providing multimedia resource terminals having serial interfaces, such as a first multimedia resource terminal T101, a second multimedia resource terminal T102 … …, an nth multimedia resource terminal T10n and an n +1 th multimedia resource terminal T201 shown in fig. 1, where n is a positive integer greater than or equal to 2 and the first n multimedia resource terminals can perform forwarding and processing of multimedia resources, the n +1 th multimedia resource terminal T201 is configured to directly upload a multimedia resource terminal to the control module 300, and the serial interfaces are configured to access a plurality of multimedia resource terminals in series and implement resource interaction between the multimedia resource terminals, which is substantially that all accessed multimedia resource terminals serially and cyclically transmit multimedia resources in series, which is equivalent to concurrently performing interaction of multimedia resources without excessively occupying I/O interfaces in the control module 300, meanwhile, the multimedia resource terminal does not need to perform data interaction with the control module 300 in real time, so that the occupation of a communication channel is reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
In addition, since the user interaction module 302 can acquire the multimedia resources and the corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface, that is, the user interaction module 302 can capture the multimedia resources and the transmission parameters at any time, not only can the influence of any multimedia resource terminal on the transmission process be analyzed, but also the multimedia resources can be displayed to the tester in real time, so that the test result is closer to the actual video conference communication scene.
The user interaction module 302 has a video playing interface, an audio player and control keys, and is respectively used for playing video data and audio data and obtaining a control instruction of a user, and in addition, the user interaction module 302 is further used for receiving an externally input multimedia resource and sending the multimedia resource to a first multimedia resource terminal to be tested.
Those skilled in the art will understand that the I/O Interface may specifically be a Composite Video Broadcast Signal Interface (CVBS), a terminal Interface (S-Video, Separate Video), a line-by-line component terminal Interface (YPrPb), a Digital Video Interface (DVI, Digital Video Interface), a Digital Serial Interface (SDI), a High Definition Multimedia Interface (HDMI), or other custom Video interfaces, and the Video input port and the Video output port may also be data interfaces capable of transmitting Video content, such as a network port, a Universal Serial BUS (USB) Interface, and the like.
In any of the above technical solutions, preferably, the method further includes: after a plurality of multimedia resource terminals are serially accessed, the control module 300 analyzes the transmission parameter of the first multimedia resource terminal T101 to determine the starting time for sending the multimedia resource; the control module 300 parses the transmission parameter of the last multimedia resource terminal T201 to determine the end time of receiving the multimedia resource; the control module 300 determines the time interval for any multimedia resource terminal to forward the multimedia resource according to the transmission parameter; the control module 300 calculates the network delay for transmitting the multimedia resource data according to the start time, the end time and the time interval.
In this technical solution, the control module 300 calculates the network delay for transmitting the multimedia resource data according to the starting time, the ending time, and the time interval, and since a plurality of multimedia resource terminals are serially connected to transmit the multimedia resource in a unidirectional and cyclic manner, for example, the duration for transmitting the multimedia resource between any two adjacent multimedia resource terminals is about 500 milliseconds, and 2000 multimedia resource terminals are serially connected, the total network delay determined by the control module 300 is 1000000 milliseconds, and since the accumulated total network delay has a large value, the network delay can be ignored if being interfered by a small signal, that is, the accuracy of the network delay can be improved.
In any of the above technical solutions, preferably, the method further includes: in response to a request for viewing multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, the control module 300 parses identification information of the multimedia resource terminal serving as a data source in the request, and records the multimedia resource terminal serving as the data source as a target terminal; the control module 300 sends the request to the target terminal according to the identification information; the control module 300 receives the multimedia resource that the target terminal responds to the request feedback, and plays or displays the received multimedia resource through the user interaction interface.
In the technical scheme, by responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, receiving the multimedia resource fed back by a target terminal responding to the request, and playing or displaying the received multimedia resource through the user interaction interface, a tester can visually check the actually transmitted multimedia resource in the concurrent capacity testing process through the user interaction interface, namely, the playing condition of the multimedia resource on any multimedia resource terminal participating in the test can be flexibly checked, so that the testing process is closer to the actual multimedia resource application scene.
In any of the above technical solutions, preferably, the method further includes: after receiving the multimedia resource, the control module 300 parses the multimedia resource to determine the data interaction capability of the target terminal according to at least one attribute information of the code rate, the resolution, the frame rate and the sampling rate; the control module 300 determines the network concurrency according to the data interaction capability of the target terminal.
In this technical solution, the control module 300 detects the data interaction capability of any target terminal in a probe manner, and the data interaction capability can be specifically determined by analyzing the attribute information of the multimedia resource, so that not only the data interaction capability of any target terminal can be flexibly detected, but also the processing capability of the target terminal on any kind of attribute information, for example, aspects such as fidelity, noise reduction, and picture composition, can be detected in a targeted manner, and further, the network concurrency can be more accurately evaluated according to the data interaction capabilities of all target terminals.
In any of the above technical solutions, preferably, the method further includes: the multimedia resource terminal can execute a media processing process on the multimedia resource, wherein the media processing process comprises at least one of a decoding process, a scaling process, a picture synthesizing process, a caption superposition process, a special effect processing process and an encoding processing process.
Example two:
fig. 2 shows a schematic flow diagram of a multimedia asset transmission testing method according to an embodiment of the invention.
As shown in fig. 2, a multimedia resource transmission testing method according to an embodiment of the present invention includes: step S502, a plurality of multimedia resource terminals are connected in series to realize resource interaction among the multimedia resource terminals; step S504, multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals are obtained.
In the technical scheme, the multimedia resource terminals with the serial interfaces are arranged, the serial interfaces are used for serially accessing the multimedia resource terminals and realizing resource interaction among the multimedia resource terminals, the resource interaction is substantially that all the accessed multimedia resource terminals are serially connected with the multimedia resource terminals for circularly transmitting the multimedia resource, the interaction of the multimedia resource is equivalently carried out concurrently, the I/O interfaces in the control module are not excessively occupied, and meanwhile, the multimedia resource terminals do not need to carry out data interaction with the control module in real time, so that the occupation of a communication channel is reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
In addition, the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface, namely the user interaction module can capture the multimedia resources and the transmission parameters at any time, so that the influence of any multimedia resource terminal on the transmission process can be analyzed, and meanwhile, the multimedia resources can be displayed to a tester in real time, and therefore, the test result is closer to the actual video conference communication scene.
The user interaction module is provided with a video playing interface, an audio player and a control key and is respectively used for playing video data and audio data and acquiring a control instruction of a user.
Those skilled in the art will understand that the I/O Interface may specifically be a Composite Video Broadcast Signal Interface (CVBS), a terminal Interface (S-Video, Separate Video), a line-by-line component terminal Interface (YPrPb), a Digital Video Interface (DVI, Digital Video Interface), a Digital Serial Interface (SDI), a High Definition Multimedia Interface (HDMI), or other custom Video interfaces, and the Video input port and the Video output port may also be data interfaces capable of transmitting Video content, such as a network port, a Universal Serial BUS (USB) Interface, and the like.
In any of the above technical solutions, preferably, the method further includes: analyzing the transmission parameter of the first multimedia resource terminal to determine the starting moment of sending the multimedia resource; analyzing the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource; determining the time interval for any multimedia resource terminal to forward the multimedia resources according to the transmission parameters; and calculating the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
In the technical scheme, the control module calculates the network delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval, and since the plurality of multimedia resource terminals are serially connected to transmit the multimedia resources in a unidirectional cycle, for example, the time for transmitting the multimedia resources between any two adjacent multimedia resource terminals is about 500 milliseconds, 2000 multimedia resource terminals are serially connected, the total network delay determined by the control module is 1000000 milliseconds, and because the accumulated total network delay is large in value, the interference of a tiny signal can be ignored, that is, the accuracy of the network delay can be improved.
In any of the above technical solutions, preferably, the method further includes: responding to a request for viewing multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request, and recording the multimedia resource terminal serving as the data source as a target terminal; sending the request to the target terminal according to the identification information; and receiving the multimedia resources responded by the target terminal to request feedback, and playing or displaying the received multimedia resources through the user interaction interface.
In the technical scheme, by responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, receiving the multimedia resource fed back by a target terminal responding to the request, and playing or displaying the received multimedia resource through the user interaction interface, a tester can visually check the actually transmitted multimedia resource in the concurrent capacity testing process through the user interaction interface, namely, the playing condition of the multimedia resource on any multimedia resource terminal participating in the test can be flexibly checked, so that the testing process is closer to the actual multimedia resource application scene.
In any of the above technical solutions, preferably, the method further includes: after receiving the multimedia resource, analyzing the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate; and determining the network concurrency according to the data interaction capacity of the target terminal.
In the technical scheme, the control module detects the data interaction capacity of any target terminal in a probe mode, and the data interaction capacity can be determined by analyzing the attribute information of the multimedia resource, so that the data interaction capacity of any target terminal can be flexibly detected, the processing capacity of the target terminal on any attribute information can be detected in a targeted mode, such as aspects of fidelity, noise reduction, picture synthesis and the like, and further, the network concurrency is more accurately evaluated according to the data interaction capacities of all the target terminals.
In any of the above technical solutions, preferably, the method further includes: and controlling any multimedia resource terminal to execute a media processing process on the multimedia resource, wherein the media processing process comprises at least one of a decoding process, a zooming process, a picture synthesizing process, a subtitle overlaying process, a special effect processing process and an encoding processing process.
Example three:
according to an embodiment of the present invention, there is also provided a computer-readable storage medium having stored thereon a computer program which, when executed, performs the steps of: the system comprises a multimedia resource terminal with a serial interface, a plurality of multimedia resource terminals and a plurality of communication terminals, wherein the serial interface is used for accessing the plurality of multimedia resource terminals in series and realizing resource interaction among the multimedia resource terminals; the control module is provided with a user interaction module, a communication interface of the user interaction module is connected to a data interaction interface of any multimedia resource terminal, and the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface.
In the technical scheme, the multimedia resource terminals with the serial interfaces are arranged, the serial interfaces are used for serially accessing the multimedia resource terminals and realizing resource interaction among the multimedia resource terminals, the resource interaction is substantially that all the accessed multimedia resource terminals are serially connected with the multimedia resource terminals for circularly transmitting the multimedia resource, the interaction of the multimedia resource is equivalently carried out concurrently, the I/O interfaces in the control module are not excessively occupied, and meanwhile, the multimedia resource terminals do not need to carry out data interaction with the control module in real time, so that the occupation of a communication channel is reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
In addition, the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface, namely the user interaction module can capture the multimedia resources and the transmission parameters at any time, so that the influence of any multimedia resource terminal on the transmission process can be analyzed, and meanwhile, the multimedia resources can be displayed to a tester in real time, and therefore, the test result is closer to the actual video conference communication scene.
The user interaction module is provided with a video playing interface, an audio player and a control key and is respectively used for playing video data and audio data and acquiring a control instruction of a user.
Those skilled in the art will understand that the I/O Interface may specifically be a Composite Video Broadcast Signal Interface (CVBS), a terminal Interface (S-Video, Separate Video), a line-by-line component terminal Interface (YPrPb), a Digital Video Interface (DVI, Digital Video Interface), a Digital Serial Interface (SDI), a High Definition Multimedia Interface (HDMI), or other custom Video interfaces, and the Video input port and the Video output port may also be data interfaces capable of transmitting Video content, such as a network port, a Universal Serial BUS (USB) Interface, and the like.
In any of the above technical solutions, preferably, the method further includes: after a plurality of multimedia resource terminals are connected in series, the control module analyzes the transmission parameter of the first multimedia resource terminal to determine the starting moment of sending the multimedia resource; the control module analyzes the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource; the control module determines the time interval for any multimedia resource terminal to forward the multimedia resources according to the transmission parameters; the control module calculates the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
In the technical scheme, the control module calculates the network delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval, and since the plurality of multimedia resource terminals are serially connected to transmit the multimedia resources in a unidirectional cycle, for example, the time for transmitting the multimedia resources between any two adjacent multimedia resource terminals is about 500 milliseconds, 2000 multimedia resource terminals are serially connected, the total network delay determined by the control module is 1000000 milliseconds, and because the accumulated total network delay is large in value, the interference of a tiny signal can be ignored, that is, the accuracy of the network delay can be improved.
In any of the above technical solutions, preferably, the method further includes: responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request by a control module, and recording the multimedia resource terminal serving as the data source as a target terminal; the control module sends the request to the target terminal according to the identification information; and the control module receives the multimedia resources responded by the target terminal to the request feedback, and plays or displays the received multimedia resources through the user interaction interface.
In the technical scheme, by responding to a request for checking multimedia forwarded by any multimedia resource terminal generated by a user interaction interface, receiving the multimedia resource fed back by a target terminal responding to the request, and playing or displaying the received multimedia resource through the user interaction interface, a tester can visually check the actually transmitted multimedia resource in the concurrent capacity testing process through the user interaction interface, namely, the playing condition of the multimedia resource on any multimedia resource terminal participating in the test can be flexibly checked, so that the testing process is closer to the actual multimedia resource application scene.
In any of the above technical solutions, preferably, the method further includes: after receiving the multimedia resource, the control module analyzes the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate; and the control module determines the network concurrency according to the data interaction capacity of the target terminal.
In the technical scheme, the control module detects the data interaction capacity of any target terminal in a probe mode, and the data interaction capacity can be determined by analyzing the attribute information of the multimedia resource, so that the data interaction capacity of any target terminal can be flexibly detected, the processing capacity of the target terminal on any attribute information can be detected in a targeted mode, such as aspects of fidelity, noise reduction, picture synthesis and the like, and further, the network concurrency is more accurately evaluated according to the data interaction capacities of all the target terminals.
In any of the above technical solutions, preferably, the method further includes: the multimedia resource terminal can execute a media processing process on the multimedia resource, wherein the media processing process comprises at least one of a decoding process, a scaling process, a picture synthesizing process, a caption superposition process, a special effect processing process and an encoding processing process.
The technical scheme of the invention is explained in detail by combining the attached drawings, and the invention provides a multimedia resource transmission test system and a multimedia resource transmission test method, wherein a multimedia resource terminal with a serial interface is arranged, the serial interface is used for serially accessing a plurality of multimedia resource terminals and realizing resource interaction among the multimedia resource terminals, and the resource interaction is substantially that all accessed multimedia resource terminals are serially connected with the multimedia resource terminals to circularly transmit multimedia resources, which is equivalent to the interaction of the multimedia resources in a concurrent manner without excessively occupying I/O interfaces in a control module, and meanwhile, because the multimedia resource terminals do not need to perform data interaction with the control module in real time, the occupation of communication channels is also reduced, and the limitation of bandwidth on the concurrent capacity test range is further reduced.
The steps in the method of the invention can be sequentially adjusted, combined and deleted according to actual needs.
The units in the device of the invention can be merged, divided and deleted according to actual needs.
It will be understood by those skilled in the art that all or part of the steps in the methods of the embodiments described above may be implemented by hardware instructions of a program, and the program may be stored in a computer-readable storage medium, where the storage medium includes Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), One-time Programmable Read-Only Memory (OTPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Compact Disc Read-Only Memory (CD-ROM), or other Memory, such as a magnetic disk, or a combination thereof, A tape memory, or any other medium readable by a computer that can be used to carry or store data.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A multimedia resource transmission test system, comprising:
the multimedia resource terminal is provided with a serial interface, and the serial interface is used for accessing a plurality of multimedia resource terminals in series and realizing resource interaction among the multimedia resource terminals;
a control module provided with a user interaction module, a communication interface of the user interaction module is connected to a data interaction interface of any multimedia resource terminal,
the user interaction module can acquire multimedia resources and corresponding transmission parameters transmitted between any multimedia resource terminals through the data interaction interface;
responding to a request for viewing the multimedia forwarded by any multimedia resource terminal generated by the user interaction interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request by the control module, and recording the multimedia resource terminal serving as the data source as a target terminal;
the control module sends the request to the target terminal according to the identification information;
and the control module receives the multimedia resources responded by the target terminal to the request feedback, and plays or displays the received multimedia resources through the user interaction interface.
2. The multimedia asset transmission test system of claim 1, further comprising:
after a plurality of multimedia resource terminals are connected in series, the control module analyzes the transmission parameter of the first multimedia resource terminal to determine the starting moment of sending the multimedia resource;
the control module analyzes the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource;
the control module determines the time interval for any multimedia resource terminal to forward the multimedia resource according to the transmission parameter;
and the control module calculates the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
3. The multimedia asset transmission test system of claim 1, further comprising:
after receiving the multimedia resource, the control module analyzes the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate;
and the control module determines the network concurrency according to the data interaction capacity of the target terminal.
4. The multimedia resource transmission test system according to any one of claims 1 to 3, further comprising:
the multimedia asset terminal is capable of performing a media processing procedure on the multimedia asset,
the media processing process comprises at least one of a decoding process, a scaling process, a picture synthesizing process, a subtitle overlaying process, a special effect processing process and an encoding processing process.
5. A multimedia resource transmission testing method is characterized by comprising the following steps:
a plurality of multimedia resource terminals are connected in series to realize resource interaction among the multimedia resource terminals;
acquiring multimedia resources transmitted between any multimedia resource terminals and corresponding transmission parameters;
responding to a request for viewing multimedia forwarded by any multimedia resource terminal generated by a user interactive interface, analyzing identification information of the multimedia resource terminal serving as a data source in the request, and recording the multimedia resource terminal serving as the data source as a target terminal;
sending the request to the target terminal according to the identification information;
and receiving the multimedia resources responded by the target terminal to the request feedback, and playing or displaying the received multimedia resources through the user interaction interface.
6. The multimedia resource transmission testing method of claim 5, further comprising:
analyzing the transmission parameter of the first multimedia resource terminal to determine the starting time of sending the multimedia resource;
analyzing the transmission parameter of the last multimedia resource terminal to determine the end time of receiving the multimedia resource;
determining the time interval for any multimedia resource terminal to forward the multimedia resource according to the transmission parameters;
and calculating the network time delay for transmitting the multimedia resource data according to the starting time, the ending time and the time interval.
7. The multimedia resource transmission testing method of claim 5, further comprising:
after receiving the multimedia resource, analyzing the multimedia resource to determine the data interaction capacity of the target terminal according to at least one attribute information of code rate, resolution, frame rate and sampling rate;
and determining the network concurrency according to the data interaction capacity of the target terminal.
8. The multimedia resource transmission testing method according to any one of claims 5 to 7, further comprising:
controlling any one multimedia resource terminal to execute a media processing process on the multimedia resource,
the media processing process comprises at least one of a decoding process, a scaling process, a picture synthesizing process, a subtitle overlaying process, a special effect processing process and an encoding processing process.
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